Answer:
24
Step-by-step explanation:
first subtract 0.1x from both sides and add 5 to both sides to get your variables together and constants together.
0.6x-0.1x=7+5
now simplify both sides
0.5x=12
Divide both sides by 0.5 to get the variable by itself
x=12/0.5
simplify
x=24
